Finding the Fourth Proportional to 1,840,989.08, 2,760,199.79 and 815,761.75
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Solution
The fourth proportional to 1,840,989.08, 2,760,199.79 and 815,761.75 is: 1,223,073.75
Step by Step Solution
- Step 1: Write the proportion equation
1,840,989.08 : 2,760,199.79 = 815,761.75 : x - Step 2: Convert to fraction form
1,840,989.08/2,760,199.79 = 815,761.75/x - Step 3: Cross multiply
1,840,989.08x = 2,760,199.79 × 815,761.75 - Step 4: Simplify right side
1,840,989.08x = 2,251,665,406,961.22 - Step 5: Solve for x
x = 2,251,665,406,961.22/1,840,989.08 - Step 6: Final answer
x = 1,223,073.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.